PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M129Magnet,permanent

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5999-00-268-2781 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-268-2781 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-268-2781. Primary manufacturer part number: M129.
Features
  • Magnet,permanent — FSC 5999
  • Shape: RECTANGULAR
  • Material: STEEL
  • Overall Thickness: 0.250 INCHES NOMINAL IN
  • Usage Design: USED TO TEST POLARITY TO RELAYS IN TELETYPE EQUIPMENT
  • Face Size: 0.750 INCHES LG BY 0.250 INCHES W IN
  • Shape: RECTANGULAR
  • Material: STEEL
Applications
  • Applications requiring Steel construction
General Description

The Magnet,permanent, cataloged under National Stock Number 5999-00-268-2781, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-268-2781
Primary Part NumberM129
Item NameMagnet,permanent
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
ShapeRECTANGULAR
MaterialSTEEL
Overall Thickness0.250 INCHES NOMINAL IN
Usage DesignUSED TO TEST POLARITY TO RELAYS IN TELETYPE EQUIPMENT
Face Size0.750 INCHES LG BY 0.250 INCHES W IN
ShapeRECTANGULAR
MaterialSTEEL
Overall Thickness0.250 INCHES NOMINAL IN
Usage DesignUSED TO TEST POLARITY TO RELAYS IN TELETYPE EQUIPMENT
Face Size0.750 INCHES LG BY 0.250 INCHES W IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeYN
Weight0.4100 lbs
Cube0.0170 cu ft
Verified Substitutes 2
5940-00-258-517510-304-2-01 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
2530-00-860-98375465469 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
M129 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
1133B PRIMARY Titan Corp the Advanced Materials Div (USA)
Related Parts
5940-00-258-5175INTERCHANGEABLE
TERMINAL,STUD
10-304-2-01
2530-00-860-9837INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
5465469

Frequently Asked Questions

What is NSN 5999-00-268-2781?

NSN 5999-00-268-2781 is a Magnet,permanent, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-268-2781?

NSN 5999-00-268-2781 has 2 cross-referenced part numbers: M129 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 1133B (Titan Corp the Advanced Materials Div).

What NSN replaces 5999-00-268-2781?

There are 2 known substitutes for 5999-00-268-2781: 5940-00-258-5175, 2530-00-860-9837. Verify interchangeability with system specifications before substitution.

What are the specifications of M129?

Key specifications for M129: Overall Width: 0.750 INCHES NOMINAL IN; Shape: RECTANGULAR; Material: STEEL; Overall Length: 6.000 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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